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Revert "block, bfq: fix possible UAF for bfqq->bic with merge chain"

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This reverts commit 7c6f64c78f.
This commit is contained in:
Ksawlii 2024-11-24 00:23:28 +01:00
parent 8b80716260
commit 293f547e21
1 changed files with 1 additions and 2 deletions
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block/bfq-iosched.c
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@ -6277,8 +6277,7 @@ static struct bfq_queue *bfq_init_rq(struct request *rq)
* addition, if the queue has also just been split, we have to * addition, if the queue has also just been split, we have to
* resume its state. * resume its state.
*/ */
if (likely(bfqq != &bfqd->oom_bfqq) && !bfqq->new_bfqq && if (likely(bfqq != &bfqd->oom_bfqq) && bfqq_process_refs(bfqq) == 1) {
bfqq_process_refs(bfqq) == 1) {
bfqq->bic = bic; bfqq->bic = bic;
if (split) { if (split) {
/* /*